Ключевые слова: abstract, aluminium, aluminum, background, barrier, black, blank, closed, commercial, corrugated, crime, detail, door, dull, durable, grid, grooves, grunge, grungy, heavy, industry, iron, ironworks, lines, metal, metallic, panel, paneling, panelling, pattern, protect, protection, reflective, rough, security, shaped, sheet, sheeting, shiny, shop, shutters, stainless, steel, strong, surface, texture, tough, wall, wallpaper, warehouse,